The Swingline Desktop Hole Punch SWI74020 is a commercial-grade hole punch designed for durability and efficiency. It is fully adjustable for both two- and three-hole positions and can smoothly punch 9/32" holes in up to 11 sheets of 20 lb. paper at a time. This hole punch features a permanent guide for 11" x 8-1/2" sheets and is constructed from all-metal materials for long-lasting performance.